volunteered是什么意思？如何发音？

volunteered是一个动词，意思是自愿做某事，主动提出帮助或参与某项活动。它的发音为 [vlntrd]。

用法：

volunteered可以用作及物动词和不及物动词，常与to do搭配使用。作为及物动词时，后面通常跟着名词或代词作宾语；作为不及物动词时，后面通常跟着介词短语或从句。

例句1-5句且中英对照：

1. She volunteered to help the elderly in her community. (她自愿帮助社区的老年人。)

2. He volunteered his time to teach English to underprivileged children. (他自愿花时间教贫困儿童英语。)

3. They have volunteered to clean up the park tomorrow. (他们自愿明天去清理公园。)

4. The organization is always looking for people who are willing to volunteer their skills and expertise. (该组织一直在寻找愿意志愿提供技能和专业知识的人。)

5. After the earthquake, many people volunteered to provide food and shelter for the victims. (地震发生后，许多人自愿提供食物和住所给受灾者。)

同义词及用法：

1. Offer: 表示主动提供帮助或参与某项活动，常与to do搭配使用。：I offered to help him with his project. (我主动提出帮助他的项目。)

2. Step forward: 表示挺身而出，主动提供帮助或参与某项活动。：Several people stepped forward to volunteer their time for the charity event. (有几个人挺身而出，自愿为慈善活动贡献时间。)

3. Pitch in: 表示加入并一起做某事，通常指为了共同的目标而合作。：Let's all pitch in and clean up the beach together. (让我们一起加入，一起清理海滩。)

4. Lend a hand: 表示给予帮助或支持。：I can lend a hand if you need help with moving. (如果你需要搬家的帮助，我可以伸出援手。)

5. Contribute: 表示贡献或捐赠，常用于正式场合。：He contributed a large sum of money to the charity organization. (他向慈善组织捐赠了一大笔钱。)